overlay_ping.h

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/*
 * Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
 */

#ifndef vnsw_agent_diag_overlay_ping_hpp
#define vnsw_agent_diag_overlay_ping_hpp

#include "diag/diag.h"
#include "diag/diag_types.h"
#include "pkt/control_interface.h"
#include <netinet/udp.h>
#include <oper/tunnel_nh.h>

class DiagTable;

class OverlayPing : public DiagEntry {
public:
    static const uint32_t kOverlayUdpHdrLength =
        2 * (sizeof(struct ether_header) + sizeof(struct ip) + sizeof(udphdr)) +
        sizeof(VxlanHdr);
    static const uint32_t kVxlanRABit = 0x01000000;
    static const uint32_t kVxlanIBit = 0x08000000;
    static const MacAddress in_dst_mac_;
    static const MacAddress in_source_mac_;

    OverlayPing(const OverlayPingReq *req, DiagTable *diag_table);
    virtual ~OverlayPing();
    virtual void SendRequest();
    virtual void HandleReply(DiagPktHandler *handler);
    virtual void RequestTimedOut(uint32_t seq_no);
    virtual void SendSummary();
    static BridgeRouteEntry *L2RouteGet(VxLanId* vxlan, string remotemac,
                                        Agent *agent);
private:
    boost::uuids::uuid vn_uuid_;
    MacAddress remote_vm_mac_;
    uint16_t data_len_;
    uint16_t len_;   //Length including tcp, ip, agent headers + outer eth
    std::string context_;
    boost::posix_time::ptime senttime_;
    boost::posix_time::time_duration avg_rtt_;
    uint32_t pkt_lost_count_;
};

#endif